University of the Philippines (Diliman). Science Education Center. (1971). Practical chemistry for secondary schools. s.n.
Chicago-viite (17. p.)University of the Philippines (Diliman). Science Education Center. Practical Chemistry for Secondary Schools. [Quezon City: s.n, 1971.
MLA-viite (9. p.)University of the Philippines (Diliman). Science Education Center. Practical Chemistry for Secondary Schools. s.n, 1971.
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